JNG is a technology-focused company in the field of renewable energy, prioritizing design quality, construction quality, post-service quality, monitoring, and big data analysis quality for customer satisfaction. JNG is a specialized renewable energy company that has grown into a leading company in the industrial sector since its establishment in 2006. Recognized for its expertise in design and construction in industrial applications using geothermal, air-source, and water-source heating and cooling systems, as well as facility horticulture applications. With over 20 academic journal papers (including 2 SCI papers), 2 performance certifications, 1 new technology certification (NET), and approximately 100 procurement excellence models (32 models currently in circulation as of 2020), J&G has successfully executed various projects as a leading company in the geothermal energy sector. The company's headquarters prioritize geothermal energy design and construction quality, post-service quality, monitoring and big data analysis quality, and other customer satisfaction efforts for the benefit of its customers. J&G is committed to continuous research and technological development, aiming to open up a new future in the field of renewable energy based on stability, cost-effectiveness, reliability, and environmental friendliness.